6535873 has 2 divisors, whose sum is σ = 6535874. Its totient is φ = 6535872.

The previous prime is 6535861. The next prime is 6535891. The reversal of 6535873 is 3785356.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5992704 + 543169 = 2448^2 + 737^2 .

It is a cyclic number.

It is not a de Polignac number, because 6535873 - 2¹³ = 6527681 is a prime.

It is not a weakly prime, because it can be changed into another prime (6535853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3267936 + 3267937.

It is an arithmetic number, because the mean of its divisors is an integer number (3267937).

Almost surely, 2^6535873 is an apocalyptic number.

It is an amenable number.

6535873 is a deficient number, since it is larger than the sum of its proper divisors (1).

6535873 is an equidigital number, since it uses as much as digits as its factorization.

6535873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 37.

The square root of 6535873 is about 2556.5353508215. The cubic root of 6535873 is about 186.9682522099.

The spelling of 6535873 in words is "six million, five hundred thirty-five thousand, eight hundred seventy-three".